<?php
return [[ "323"=> "text/h323" ],
[ "3gp"=> "video/3gpp" ],
[ "aab"=> "application/x-authoware-bin" ],
[ "aam"=> "application/x-authoware-map" ],
[ "aas"=> "application/x-authoware-seg" ],
[ "acx"=> "application/internet-property-stream" ],
[ "ai"=> "application/postscript" ],
[ "aif"=> "audio/x-aiff" ],
[ "aifc"=> "audio/x-aiff" ],
[ "aiff"=> "audio/x-aiff" ],
[ "als"=> "audio/X-Alpha5" ],
[ "amc"=> "application/x-mpeg" ],
[ "ani"=> "application/octet-stream" ],
[ "apk"=> "application/vnd.android.package-archive" ],
[ "asc"=> "text/plain" ],
[ "asd"=> "application/astound" ],
[ "asf"=> "video/x-ms-asf" ],
[ "asn"=> "application/astound" ],
[ "asp"=> "application/x-asap" ],
[ "asr"=> "video/x-ms-asf" ],
[ "asx"=> "video/x-ms-asf" ],
[ "au"=> "audio/basic" ],
[ "avb"=> "application/octet-stream" ],
[ "avi"=> "video/x-msvideo" ],
[ "awb"=> "audio/amr-wb" ],
[ "axs"=> "application/olescript" ],
[ "bas"=> "text/plain" ],
[ "bcpio"=> "application/x-bcpio" ],
[ "bin "=> "application/octet-stream" ],
[ "bld"=> "application/bld" ],
[ "bld2"=> "application/bld2" ],
[ "bmp"=> "image/bmp" ],
[ "bpk"=> "application/octet-stream" ],
[ "bz2"=> "application/x-bzip2" ],
[ "c"=> "text/plain" ],
[ "cal"=> "image/x-cals" ],
[ "cat"=> "application/vnd.ms-pkiseccat" ],
[ "ccn"=> "application/x-cnc" ],
[ "cco"=> "application/x-cocoa" ],
[ "cdf"=> "application/x-cdf" ],
[ "cer"=> "application/x-x509-ca-cert" ],
[ "cgi"=> "magnus-internal/cgi" ],
[ "chat"=> "application/x-chat" ],
[ "class"=> "application/octet-stream" ],
[ "clp"=> "application/x-msclip" ],
[ "cmx"=> "image/x-cmx" ],
[ "co"=> "application/x-cult3d-object" ],
[ "cod"=> "image/cis-cod" ],
[ "conf"=> "text/plain" ],
[ "cpio"=> "application/x-cpio" ],
[ "cpp"=> "text/plain" ],
[ "cpt"=> "application/mac-compactpro" ],
[ "crd"=> "application/x-mscardfile" ],
[ "crl"=> "application/pkix-crl" ],
[ "crt"=> "application/x-x509-ca-cert" ],
[ "csh"=> "application/x-csh" ],
[ "csm"=> "chemical/x-csml" ],
[ "csml"=> "chemical/x-csml" ],
[ "css"=> "text/css" ],
[ "cur"=> "application/octet-stream" ],
[ "dcm"=> "x-lml/x-evm" ],
[ "dcr"=> "application/x-director" ],
[ "dcx"=> "image/x-dcx" ],
[ "der"=> "application/x-x509-ca-cert" ],
[ "dhtml"=> "text/html" ],
[ "dir"=> "application/x-director" ],
[ "dll"=> "application/x-msdownload" ],
[ "dmg"=> "application/octet-stream" ],
[ "dms"=> "application/octet-stream" ],
[ "doc"=> "application/msword" ],
[ "docx"=> "application/vnd.openxmlformats-officedocument.wordprocessingml.document" ],
[ "dot"=> "application/msword" ],
[ "dvi"=> "application/x-dvi" ],
[ "dwf"=> "drawing/x-dwf" ],
[ "dwg"=> "application/x-autocad" ],
[ "dxf"=> "application/x-autocad" ],
[ "dxr"=> "application/x-director" ],
[ "ebk"=> "application/x-expandedbook" ],
[ "emb"=> "chemical/x-embl-dl-nucleotide" ],
[ "embl"=> "chemical/x-embl-dl-nucleotide" ],
[ "eps"=> "application/postscript" ],
[ "epub"=> "application/epub+zip" ],
[ "eri"=> "image/x-eri" ],
[ "es"=> "audio/echospeech" ],
[ "esl"=> "audio/echospeech" ],
[ "etc"=> "application/x-earthtime" ],
[ "etx"=> "text/x-setext" ],
[ "evm"=> "x-lml/x-evm" ],
[ "evy"=> "application/envoy" ],
[ "exe"=> "application/octet-stream" ],
[ "fh4"=> "image/x-freehand" ],
[ "fh5"=> "image/x-freehand" ],
[ "fhc"=> "image/x-freehand" ],
[ "fif"=> "application/fractals" ],
[ "flr"=> "x-world/x-vrml" ],
[ "flv"=> "flv-application/octet-stream" ],
[ "fm"=> "application/x-maker" ],
[ "fpx"=> "image/x-fpx" ],
[ "fvi"=> "video/isivideo" ],
[ "gau"=> "chemical/x-gaussian-input" ],
[ "gca"=> "application/x-gca-compressed" ],
[ "gdb"=> "x-lml/x-gdb" ],
[ "gif"=> "image/gif" ],
[ "gps"=> "application/x-gps" ],
[ "gtar"=> "application/x-gtar" ],
[ "gz"=> "application/x-gzip" ],
[ "h"=> "text/plain" ],
[ "hdf"=> "application/x-hdf" ],
[ "hdm"=> "text/x-hdml" ],
[ "hdml"=> "text/x-hdml" ],
[ "hlp"=> "application/winhlp" ],
[ "hqx"=> "application/mac-binhex40" ],
[ "hta"=> "application/hta" ],
[ "htc"=> "text/x-component" ],
[ "htm"=> "text/html" ],
[ "html"=> "text/html" ],
[ "hts"=> "text/html" ],
[ "htt"=> "text/webviewhtml" ],
[ "ice"=> "x-conference/x-cooltalk" ],
[ "ico"=> "image/x-icon" ],
[ "ief"=> "image/ief" ],
[ "ifm"=> "image/gif" ],
[ "ifs"=> "image/ifs" ],
[ "iii"=> "application/x-iphone" ],
[ "imy"=> "audio/melody" ],
[ "ins"=> "application/x-internet-signup" ],
[ "ips"=> "application/x-ipscript" ],
[ "ipx"=> "application/x-ipix" ],
[ "isp"=> "application/x-internet-signup" ],
[ "it"=> "audio/x-mod" ],
[ "itz"=> "audio/x-mod" ],
[ "ivr"=> "i-world/i-vrml" ],
[ "j2k"=> "image/j2k" ],
[ "jad"=> "text/vnd.sun.j2me.app-descriptor" ],
[ "jam"=> "application/x-jam" ],
[ "jar"=> "application/java-archive" ],
[ "java"=> "text/plain" ],
[ "jfif"=> "image/pipeg" ],
[ "jnlp"=> "application/x-java-jnlp-file" ],
[ "jpe"=> "image/jpeg" ],
[ "jpeg"=> "image/jpeg" ],
[ "jpg"=> "image/jpeg" ],
[ "jpz"=> "image/jpeg" ],
[ "js"=> "application/x-javascript" ],
[ "jwc"=> "application/jwc" ],
[ "kjx"=> "application/x-kjx" ],
[ "lak"=> "x-lml/x-lak" ],
[ "latex"=> "application/x-latex" ],
[ "lcc"=> "application/fastman" ],
[ "lcl"=> "application/x-digitalloca" ],
[ "lcr"=> "application/x-digitalloca" ],
[ "lgh"=> "application/lgh" ],
[ "lha"=> "application/octet-stream" ],
[ "lml"=> "x-lml/x-lml" ],
[ "lmlpack"=> "x-lml/x-lmlpack" ],
[ "log"=> "text/plain" ],
[ "lsf"=> "video/x-la-asf" ],
[ "lsx"=> "video/x-la-asf" ],
[ "lzh"=> "application/octet-stream" ],
[ "m13"=> "application/x-msmediaview" ],
[ "m14"=> "application/x-msmediaview" ],
[ "m15"=> "audio/x-mod" ],
[ "m3u"=> "audio/x-mpegurl" ],
[ "m3url"=> "audio/x-mpegurl" ],
[ "m4a"=> "audio/mp4a-latm" ],
[ "m4b"=> "audio/mp4a-latm" ],
[ "m4p"=> "audio/mp4a-latm" ],
[ "m4u"=> "video/vnd.mpegurl" ],
[ "m4v"=> "video/x-m4v" ],
[ "ma1"=> "audio/ma1" ],
[ "ma2"=> "audio/ma2" ],
[ "ma3"=> "audio/ma3" ],
[ "ma5"=> "audio/ma5" ],
[ "man"=> "application/x-troff-man" ],
[ "map"=> "magnus-internal/imagemap" ],
[ "mbd"=> "application/mbedlet" ],
[ "mct"=> "application/x-mascot" ],
[ "mdb"=> "application/x-msaccess" ],
[ "mdz"=> "audio/x-mod" ],
[ "me"=> "application/x-troff-me" ],
[ "mel"=> "text/x-vmel" ],
[ "mht"=> "message/rfc822" ],
[ "mhtml"=> "message/rfc822" ],
[ "mi"=> "application/x-mif" ],
[ "mid"=> "audio/mid" ],
[ "midi"=> "audio/midi" ],
[ "mif"=> "application/x-mif" ],
[ "mil"=> "image/x-cals" ],
[ "mio"=> "audio/x-mio" ],
[ "mmf"=> "application/x-skt-lbs" ],
[ "mng"=> "video/x-mng" ],
[ "mny"=> "application/x-msmoney" ],
[ "moc"=> "application/x-mocha" ],
[ "mocha"=> "application/x-mocha" ],
[ "mod"=> "audio/x-mod" ],
[ "mof"=> "application/x-yumekara" ],
[ "mol"=> "chemical/x-mdl-molfile" ],
[ "mop"=> "chemical/x-mopac-input" ],
[ "mov"=> "video/quicktime" ],
[ "movie"=> "video/x-sgi-movie" ],
[ "mp2"=> "video/mpeg" ],
[ "mp3"=> "audio/mpeg" ],
[ "mp4"=> "video/mp4" ],
[ "mpa"=> "video/mpeg" ],
[ "mpc"=> "application/vnd.mpohun.certificate" ],
[ "mpe"=> "video/mpeg" ],
[ "mpeg"=> "video/mpeg" ],
[ "mpg"=> "video/mpeg" ],
[ "mpg4"=> "video/mp4" ],
[ "mpga"=> "audio/mpeg" ],
[ "mpn"=> "application/vnd.mophun.application" ],
[ "mpp"=> "application/vnd.ms-project" ],
[ "mps"=> "application/x-mapserver" ],
[ "mpv2"=> "video/mpeg" ],
[ "mrl"=> "text/x-mrml" ],
[ "mrm"=> "application/x-mrm" ],
[ "ms"=> "application/x-troff-ms" ],
[ "msg"=> "application/vnd.ms-outlook" ],
[ "mts"=> "application/metastream" ],
[ "mtx"=> "application/metastream" ],
[ "mtz"=> "application/metastream" ],
[ "mvb"=> "application/x-msmediaview" ],
[ "mzv"=> "application/metastream" ],
[ "nar"=> "application/zip" ],
[ "nbmp"=> "image/nbmp" ],
[ "nc"=> "application/x-netcdf" ],
[ "ndb"=> "x-lml/x-ndb" ],
[ "ndwn"=> "application/ndwn" ],
[ "nif"=> "application/x-nif" ],
[ "nmz"=> "application/x-scream" ],
[ "nokia-op-logo"=> "image/vnd.nok-oplogo-color" ],
[ "npx"=> "application/x-netfpx" ],
[ "nsnd"=> "audio/nsnd" ],
[ "nva"=> "application/x-neva1" ],
[ "nws"=> "message/rfc822" ],
[ "oda"=> "application/oda" ],
[ "ogg"=> "audio/ogg" ],
[ "oom"=> "application/x-AtlasMate-Plugin" ],
[ "p10"=> "application/pkcs10" ],
[ "p12"=> "application/x-pkcs12" ],
[ "p7b"=> "application/x-pkcs7-certificates" ],
[ "p7c"=> "application/x-pkcs7-mime" ],
[ "p7m"=> "application/x-pkcs7-mime" ],
[ "p7r"=> "application/x-pkcs7-certreqresp" ],
[ "p7s"=> "application/x-pkcs7-signature" ],
[ "pac"=> "audio/x-pac" ],
[ "pae"=> "audio/x-epac" ],
[ "pan"=> "application/x-pan" ],
[ "pbm"=> "image/x-portable-bitmap" ],
[ "pcx"=> "image/x-pcx" ],
[ "pda"=> "image/x-pda" ],
[ "pdb"=> "chemical/x-pdb" ],
[ "pdf"=> "application/pdf" ],
[ "pfr"=> "application/font-tdpfr" ],
[ "pfx"=> "application/x-pkcs12" ],
[ "pgm"=> "image/x-portable-graymap" ],
[ "pict"=> "image/x-pict" ],
[ "pko"=> "application/ynd.ms-pkipko" ],
[ "pm"=> "application/x-perl" ],
[ "pma"=> "application/x-perfmon" ],
[ "pmc"=> "application/x-perfmon" ],
[ "pmd"=> "application/x-pmd" ],
[ "pml"=> "application/x-perfmon" ],
[ "pmr"=> "application/x-perfmon" ],
[ "pmw"=> "application/x-perfmon" ],
[ "png"=> "image/png" ],
[ "pnm"=> "image/x-portable-anymap" ],
[ "pnz"=> "image/png" ],
[ "pot,"=> "application/vnd.ms-powerpoint" ],
[ "ppm"=> "image/x-portable-pixmap" ],
[ "pps"=> "application/vnd.ms-powerpoint" ],
[ "ppt"=> "application/vnd.ms-powerpoint" ],
[ "pptx"=> "application/vnd.openxmlformats-officedocument.presentationml.presentation" ],
[ "pqf"=> "application/x-cprplayer" ],
[ "pqi"=> "application/cprplayer" ],
[ "prc"=> "application/x-prc" ],
[ "prf"=> "application/pics-rules" ],
[ "prop"=> "text/plain" ],
[ "proxy"=> "application/x-ns-proxy-autoconfig" ],
[ "ps"=> "application/postscript" ],
[ "ptlk"=> "application/listenup" ],
[ "pub"=> "application/x-mspublisher" ],
[ "pvx"=> "video/x-pv-pvx" ],
[ "qcp"=> "audio/vnd.qcelp" ],
[ "qt"=> "video/quicktime" ],
[ "qti"=> "image/x-quicktime" ],
[ "qtif"=> "image/x-quicktime" ],
[ "r3t"=> "text/vnd.rn-realtext3d" ],
[ "ra"=> "audio/x-pn-realaudio" ],
[ "ram"=> "audio/x-pn-realaudio" ],
[ "rar"=> "application/octet-stream" ],
[ "ras"=> "image/x-cmu-raster" ],
[ "rc"=> "text/plain" ],
[ "rdf"=> "application/rdf+xml" ],
[ "rf"=> "image/vnd.rn-realflash" ],
[ "rgb"=> "image/x-rgb" ],
[ "rlf"=> "application/x-richlink" ],
[ "rm"=> "audio/x-pn-realaudio" ],
[ "rmf"=> "audio/x-rmf" ],
[ "rmi"=> "audio/mid" ],
[ "rmm"=> "audio/x-pn-realaudio" ],
[ "rmvb"=> "audio/x-pn-realaudio" ],
[ "rnx"=> "application/vnd.rn-realplayer" ],
[ "roff"=> "application/x-troff" ],
[ "rp"=> "image/vnd.rn-realpix" ],
[ "rpm"=> "audio/x-pn-realaudio-plugin" ],
[ "rt"=> "text/vnd.rn-realtext" ],
[ "rte"=> "x-lml/x-gps" ],
[ "rtf"=> "application/rtf" ],
[ "rtg"=> "application/metastream" ],
[ "rtx"=> "text/richtext" ],
[ "rv"=> "video/vnd.rn-realvideo" ],
[ "rwc"=> "application/x-rogerwilco" ],
[ "s3m"=> "audio/x-mod" ],
[ "s3z"=> "audio/x-mod" ],
[ "sca"=> "application/x-supercard" ],
[ "scd"=> "application/x-msschedule" ],
[ "sct"=> "text/scriptlet" ],
[ "sdf"=> "application/e-score" ],
[ "sea"=> "application/x-stuffit" ],
[ "setpay"=> "application/set-payment-initiation" ],
[ "setreg"=> "application/set-registration-initiation" ],
[ "sgm"=> "text/x-sgml" ],
[ "sgml"=> "text/x-sgml" ],
[ "sh"=> "application/x-sh" ],
[ "shar"=> "application/x-shar" ],
[ "shtml"=> "magnus-internal/parsed-html" ],
[ "shw"=> "application/presentations" ],
[ "si6"=> "image/si6" ],
[ "si7"=> "image/vnd.stiwap.sis" ],
[ "si9"=> "image/vnd.lgtwap.sis" ],
[ "sis"=> "application/vnd.symbian.install" ],
[ "sit"=> "application/x-stuffit" ],
[ "skd"=> "application/x-Koan" ],
[ "skm"=> "application/x-Koan" ],
[ "skp"=> "application/x-Koan" ],
[ "skt"=> "application/x-Koan" ],
[ "slc"=> "application/x-salsa" ],
[ "smd"=> "audio/x-smd" ],
[ "smi"=> "application/smil" ],
[ "smil"=> "application/smil" ],
[ "smp"=> "application/studiom" ],
[ "smz"=> "audio/x-smd" ],
[ "snd"=> "audio/basic" ],
[ "spc"=> "application/x-pkcs7-certificates" ],
[ "spl"=> "application/futuresplash" ],
[ "spr"=> "application/x-sprite" ],
[ "sprite"=> "application/x-sprite" ],
[ "sdp"=> "application/sdp" ],
[ "spt"=> "application/x-spt" ],
[ "src"=> "application/x-wais-source" ],
[ "sst"=> "application/vnd.ms-pkicertstore" ],
[ "stk"=> "application/hyperstudio" ],
[ "stl"=> "application/vnd.ms-pkistl" ],
[ "stm"=> "text/html" ],
[ "svg"=> "image/svg+xml" ],
[ "sv4cpio"=> "application/x-sv4cpio" ],
[ "sv4crc"=> "application/x-sv4crc" ],
[ "svf"=> "image/vnd" ],
[ "svg"=> "image/svg+xml" ],
[ "svh"=> "image/svh" ],
[ "svr"=> "x-world/x-svr" ],
[ "swf"=> "application/x-shockwave-flash" ],
[ "swfl"=> "application/x-shockwave-flash" ],
[ "t"=> "application/x-troff" ],
[ "tad"=> "application/octet-stream" ],
[ "talk"=> "text/x-speech" ],
[ "tar"=> "application/x-tar" ],
[ "taz"=> "application/x-tar" ],
[ "tbp"=> "application/x-timbuktu" ],
[ "tbt"=> "application/x-timbuktu" ],
[ "tcl"=> "application/x-tcl" ],
[ "tex"=> "application/x-tex" ],
[ "texi"=> "application/x-texinfo" ],
[ "texinfo"=> "application/x-texinfo" ],
[ "tgz"=> "application/x-compressed" ],
[ "thm"=> "application/vnd.eri.thm" ],
[ "tif"=> "image/tiff" ],
[ "tiff"=> "image/tiff" ],
[ "tki"=> "application/x-tkined" ],
[ "tkined"=> "application/x-tkined" ],
[ "toc"=> "application/toc" ],
[ "toy"=> "image/toy" ],
[ "tr"=> "application/x-troff" ],
[ "trk"=> "x-lml/x-gps" ],
[ "trm"=> "application/x-msterminal" ],
[ "tsi"=> "audio/tsplayer" ],
[ "tsp"=> "application/dsptype" ],
[ "tsv"=> "text/tab-separated-values" ],
[ "ttf"=> "application/octet-stream" ],
[ "ttz"=> "application/t-time" ],
[ "txt"=> "text/plain" ],
[ "uls"=> "text/iuls" ],
[ "ult"=> "audio/x-mod" ],
[ "ustar"=> "application/x-ustar" ],
[ "uu"=> "application/x-uuencode" ],
[ "uue"=> "application/x-uuencode" ],
[ "vcd"=> "application/x-cdlink" ],
[ "vcf"=> "text/x-vcard" ],
[ "vdo"=> "video/vdo" ],
[ "vib"=> "audio/vib" ],
[ "viv"=> "video/vivo" ],
[ "vivo"=> "video/vivo" ],
[ "vmd"=> "application/vocaltec-media-desc" ],
[ "vmf"=> "application/vocaltec-media-file" ],
[ "vmi"=> "application/x-dreamcast-vms-info" ],
[ "vms"=> "application/x-dreamcast-vms" ],
[ "vox"=> "audio/voxware" ],
[ "vqe"=> "audio/x-twinvq-plugin" ],
[ "vqf"=> "audio/x-twinvq" ],
[ "vql"=> "audio/x-twinvq" ],
[ "vre"=> "x-world/x-vream" ],
[ "vrml"=> "x-world/x-vrml" ],
[ "vrt"=> "x-world/x-vrt" ],
[ "vrw"=> "x-world/x-vream" ],
[ "vts"=> "workbook/formulaone" ],
[ "wav"=> "audio/x-wav" ],
[ "wax"=> "audio/x-ms-wax" ],
[ "wbmp"=> "image/vnd.wap.wbmp" ],
[ "wcm"=> "application/vnd.ms-works" ],
[ "wdb"=> "application/vnd.ms-works" ],
[ "web"=> "application/vnd.xara" ],
[ "wi"=> "image/wavelet" ],
[ "wis"=> "application/x-InstallShield" ],
[ "wks"=> "application/vnd.ms-works" ],
[ "wm"=> "video/x-ms-wm" ],
[ "wma"=> "audio/x-ms-wma" ],
[ "wmd"=> "application/x-ms-wmd" ],
[ "wmf"=> "application/x-msmetafile" ],
[ "wml"=> "text/vnd.wap.wml" ],
[ "wmlc"=> "application/vnd.wap.wmlc" ],
[ "wmls"=> "text/vnd.wap.wmlscript" ],
[ "wmlsc"=> "application/vnd.wap.wmlscriptc" ],
[ "wmlscript"=> "text/vnd.wap.wmlscript" ],
[ "wmv"=> "audio/x-ms-wmv" ],
[ "wmx"=> "video/x-ms-wmx" ],
[ "wmz"=> "application/x-ms-wmz" ],
[ "wpng"=> "image/x-up-wpng" ],
[ "wps"=> "application/vnd.ms-works" ],
[ "wpt"=> "x-lml/x-gps" ],
[ "wri"=> "application/x-mswrite" ],
[ "wrl"=> "x-world/x-vrml" ],
[ "wrz"=> "x-world/x-vrml" ],
[ "ws"=> "text/vnd.wap.wmlscript" ],
[ "wsc"=> "application/vnd.wap.wmlscriptc" ],
[ "wv"=> "video/wavelet" ],
[ "wvx"=> "video/x-ms-wvx" ],
[ "wxl"=> "application/x-wxl" ],
[ "x-gzip"=> "application/x-gzip" ],
[ "xaf"=> "x-world/x-vrml" ],
[ "xar"=> "application/vnd.xara" ],
[ "xbm"=> "image/x-xbitmap" ],
[ "xdm"=> "application/x-xdma" ],
[ "xdma"=> "application/x-xdma" ],
[ "xdw"=> "application/vnd.fujixerox.docuworks" ],
[ "xht"=> "application/xhtml+xml" ],
[ "xhtm"=> "application/xhtml+xml" ],
[ "xhtml"=> "application/xhtml+xml" ],
[ "xla"=> "application/vnd.ms-excel" ],
[ "xlc"=> "application/vnd.ms-excel" ],
[ "xll"=> "application/x-excel" ],
[ "xlm"=> "application/vnd.ms-excel" ],
[ "xls"=> "application/vnd.ms-excel" ],
[ "xlsx"=> "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet" ],
[ "xlt"=> "application/vnd.ms-excel" ],
[ "xlw"=> "application/vnd.ms-excel" ],
[ "xm"=> "audio/x-mod" ],
["xml"=>"text/plain"],
["xml"=>"application/xml"], 
[ "xmz"=> "audio/x-mod" ],
[ "xof"=> "x-world/x-vrml" ],
[ "xpi"=> "application/x-xpinstall" ],
[ "xpm"=> "image/x-xpixmap" ],
[ "xsit"=> "text/xml" ],
[ "xsl"=> "text/xml" ],
[ "xul"=> "text/xul" ],
[ "xwd"=> "image/x-xwindowdump" ],
[ "xyz"=> "chemical/x-pdb" ],
[ "yz1"=> "application/x-yz1" ],
[ "z"=> "application/x-compress" ], 
[ "zac"=> "application/x-zaurus-zac" ],
[ "zip"=> "application/zip" ],
[ "json"=> "application/json" ],];